Home / 39,165,310.64-54,049,424.49-21,524,838.47

Finding the Fourth Proportional to 39,165,310.64, 54,049,424.49 and 21,524,838.47

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Solution

The fourth proportional to 39,165,310.64, 54,049,424.49 and 21,524,838.47 is: 29,704,989.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,165,310.64 : 54,049,424.49 = 21,524,838.47 : x
  2. Step 2: Convert to fraction form
    39,165,310.64/54,049,424.49 = 21,524,838.47/x
  3. Step 3: Cross multiply
    39,165,310.64x = 54,049,424.49 × 21,524,838.47
  4. Step 4: Simplify right side
    39,165,310.64x = 1,163,405,131,273,465
  5. Step 5: Solve for x
    x = 1,163,405,131,273,465/39,165,310.64
  6. Step 6: Final answer
    x = 29,704,989.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.